138943116

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:272

約数の個数: 144

約数和(自身を含む): 399363328

約数和(自身を除く): 260420212

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 61, 62, 78, 93, 117, 122, 124, 156, 157, 183, 186, 234, 244, 279, 314, 366, 372, 403, 468, 471, 549, 558, 628, 732, 793, 806, 942, 1098, 1116, 1209, 1413, 1586, 1612, 1884, 1891, 2041, 2196, 2379, 2418, 2826, 3172, 3627, 3782, 4082, 4758, 4836, 4867, 5652, 5673, 6123, 7137, 7254, 7564, 8164, 9516, 9577, 9734, 11346, 12246, 14274, 14508, 14601, 17019, 18369, 19154, 19468, 22692, 24492, 24583, 28548, 28731, 29202, 34038, 36738, 38308, 43803, 49166, 57462, 58404, 63271, 68076, 73476, 73749, 86193, 87606, 98332, 114924, 124501, 126542, 147498, 172386, 175212, 189813, 221247, 249002, 253084, 294996, 296887, 344772, 373503, 379626, 442494, 498004, 569439, 593774, 747006, 759252, 884988, 890661, 1120509, 1138878, 1187548, 1494012, 1781322, 2241018, 2277756, 2671983, 3562644, 3859531, 4482036, 5343966, 7719062, 10687932, 11578593, 15438124, 23157186, 34735779, 46314372, 69471558, 138943116]

約数ペア:

[(1, 138943116), (2, 69471558), (3, 46314372), (4, 34735779), (6, 23157186), (9, 15438124), (12, 11578593), (13, 10687932), (18, 7719062), (26, 5343966), (31, 4482036), (36, 3859531), (39, 3562644), (52, 2671983), (61, 2277756), (62, 2241018), (78, 1781322), (93, 1494012), (117, 1187548), (122, 1138878), (124, 1120509), (156, 890661), (157, 884988), (183, 759252), (186, 747006), (234, 593774), (244, 569439), (279, 498004), (314, 442494), (366, 379626), (372, 373503), (403, 344772), (468, 296887), (471, 294996), (549, 253084), (558, 249002), (628, 221247), (732, 189813), (793, 175212), (806, 172386), (942, 147498), (1098, 126542), (1116, 124501), (1209, 114924), (1413, 98332), (1586, 87606), (1612, 86193), (1884, 73749), (1891, 73476), (2041, 68076), (2196, 63271), (2379, 58404), (2418, 57462), (2826, 49166), (3172, 43803), (3627, 38308), (3782, 36738), (4082, 34038), (4758, 29202), (4836, 28731), (4867, 28548), (5652, 24583), (5673, 24492), (6123, 22692), (7137, 19468), (7254, 19154), (7564, 18369), (8164, 17019), (9516, 14601), (9577, 14508), (9734, 14274), (11346, 12246)]